Application of 80G Radar Level Meter in Rotary Filling Systems
September 11, 2025
With the rapid development of industrial automation technology, rotary filling systems have emerged as a key technology to enhance production...
Read More
Operating Requirements for Three-Valve Manifolds in Differential Pressure Gauges
September 11, 2025
1. Introduction Differential pressure gauges (often used with differential pressure transmitters) are designed to measure the pressure difference between two...
Read More
Installation Guidelines for Instrument Junction Boxes
September 11, 2025
The installation of instrument junction boxes must comply with relevant design and construction standards. The following guidelines summarize best practices...
Read More
Analysis of Sudden Flow Drop in Ultrasonic Flowmeters
September 11, 2025
Abstract During ultrasonic flow measurement, users may occasionally observe a sudden drop in the indicated flow rate, followed by recovery...
Read More
Metrological Calibration and Testing of Viscometers
September 11, 2025
1. Introduction In industries such as petroleum, chemical, food, and pharmaceuticals, viscosity is a critical parameter for evaluating product performance...
Read More
Temperature and Pressure Compensation in Vortex Flowmeters
September 11, 2025
Abstract Vortex flowmeters are widely used for measuring gas, steam, and liquid flows in industrial processes. Since vortex flowmeters measure...
Read More
Clarifying RS485: Not a Protocol, but a Physical Layer Standard
September 10, 2025
Abstract RS485 is frequently misunderstood as a "communication protocol," whereas in reality, it is a physical layer interface standard. This...
Read More
Fail-Safe Actions of Pneumatic Valves: FC, FO, and FL
September 10, 2025
1. Introduction Pneumatic control valves rely on compressed air as the driving source. In case of air supply failure, the...
Read More
Practical Guide to Common Instruments and Tools for Electrical and Control Technicians
September 10, 2025
1. Common Electrical Instruments 1.1 Multimeter Purpose: Used to measure DC/AC voltage, current, resistance, and in advanced models, capacitance, inductance,...
Read More
Differences and Commonalities Between Thermal Automation Instruments and Chemical Automation Instruments
September 10, 2025
Abstract Thermal automation instruments and chemical automation instruments both belong to the broader category of industrial automation instruments, serving as...
Read More
Exploring the Series and Parallel Installation of DCS and SIS Valves
September 10, 2025
In process industries, Distributed Control System (DCS) valves and Safety Instrumented System (SIS) valves play critical roles in process control...
Read More
Preventive Maintenance vs. Predictive Maintenance: Key Differences, Advantages, and Applications
September 10, 2025
Introduction In industrial equipment management, Preventive Maintenance (PM) and Predictive Maintenance (PdM) are two commonly adopted strategies. While the two...
Read More
Understanding Strong Current (Power) and Weak Current (Signal) Systems: Differences and Applications
September 9, 2025
In the field of electrical engineering, "strong current" and "weak current" are two fundamental concepts. These two types of electrical...
Read More
Instrumentation Project Documentation Checklist
September 9, 2025
Introduction In an instrumentation and control engineering project, the project documentation package is one of the core deliverables. It records...
Read More
Understanding Modbus Coils: The Foundation of Industrial Communication
September 9, 2025
Introduction In industrial automation and process control, the Modbus protocol is one of the most widely used communication standards. At...
Read More
RTU Input and Output (I/O) Modules Explained
September 9, 2025
1. Introduction A Remote Terminal Unit (RTU) is a key device in industrial automation and remote monitoring systems. It converts...
Read More
Technical Specification for Instrumentation Safety and Installation
September 9, 2025
1. Explosion-Proof Requirements All electronic instruments installed in hazardous areas shall comply with IEC 60079 or GB 3836 standards, and...
Read More
Comparison Between Throttling Orifice Plates and Restriction Orifice Plates
September 9, 2025
1. Functional Positioning Throttling Orifice Plate: Core component of differential-pressure flow measurement systems. Works with differential pressure transmitters and pressure...
Read More
Fire Protection Special Section – Instrumentation
September 9, 2025
1. Explosion-Proof Selection of Field Instruments All electronic instruments installed in hazardous areas shall meet the explosion-proof requirements of the...
Read More
Preventive Measures for Instrument Failures in Chemical Plants
September 8, 2025
1. Instrument Selection and Installation Standards 1.1 Matching Process Conditions Select instrument materials based on medium characteristics such as temperature,...
Read More